1,(4m+____)²=16m²+4m+(_______) (知识点是乘法公式)2,已知x+y=1,则x³+y³+3xy=( )3,计算(x+1)(x-1)(x²-x+1)(x²+x+1)4,已知a+b+c=4,ab+bc+ac=4,则a²+b²+c²=( )5,已知a+b=5,且ab=6,则(1)a
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![1,(4m+____)²=16m²+4m+(_______) (知识点是乘法公式)2,已知x+y=1,则x³+y³+3xy=( )3,计算(x+1)(x-1)(x²-x+1)(x²+x+1)4,已知a+b+c=4,ab+bc+ac=4,则a²+b²+c²=( )5,已知a+b=5,且ab=6,则(1)a](/uploads/image/z/6814392-24-2.jpg?t=1%2C%284m%2B____%29%26%23178%3B%3D16m%26%23178%3B%2B4m%2B%28_______%29+%EF%BC%88%E7%9F%A5%E8%AF%86%E7%82%B9%E6%98%AF%E4%B9%98%E6%B3%95%E5%85%AC%E5%BC%8F%EF%BC%892%2C%E5%B7%B2%E7%9F%A5x%2By%3D1%2C%E5%88%99x%26%23179%3B%2By%26%23179%3B%2B3xy%3D%28+%293%2C%E8%AE%A1%E7%AE%97%28x%2B1%29%28x-1%29%28x%26%23178%3B-x%2B1%29%28x%26%23178%3B%2Bx%2B1%EF%BC%894%2C%E5%B7%B2%E7%9F%A5a%2Bb%2Bc%3D4%2Cab%2Bbc%2Bac%3D4%2C%E5%88%99a%26%23178%3B%2Bb%26%23178%3B%2Bc%26%23178%3B%3D%28+%295%2C%E5%B7%B2%E7%9F%A5a%2Bb%3D5%2C%E4%B8%94ab%3D6%2C%E5%88%99%EF%BC%881%EF%BC%89a%26%231)
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